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How three- digital even numbers have exactly one even digit?

a. 14 b. 100 C.125 d. 20​


Sagot :

Answer:

On the number line the 3 digit numbers are : 100 - 999 So if I would start at 1 - 999 then I have 999 numbers in total. from those I will take away the one digit numbers : 9 and the two digit numbers: 90 I.e: 999-99 = 900 3 digit numbers. Now to count the even numbers: we start at 100 and skip count by 2